San Mateo County GIS Data (California)

Search for San Mateo County, CA GIS data. A GIS data search can provide information on GIS maps, property lines, county lines, city lines, public property, elevations, flood zones, school boundaries, earthquake zones, property appraisal values, erosion, water pollutants, topography, soil composition, sewers, public utilities, building hazards, population information, demographic information, place names, public property, parks, campgrounds, trails, trail maps, historic maps, historic GIS maps, town maps, county maps, city maps, and neighborhood boundaries.


An Assessor Office is responsible for appraising the taxable property in an area in order to calculate property taxes in San Mateo County, California. As part of this job, San Mateo County Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) data. These San Mateo County GIS maps typically include property divisions, plots, buildings, property appraisal values, and property taxes. They may also include public property, parks, roads, place names, bodies of water, and other local geographical information, as well as flood zones, county zone lines, and school boundaries. These maps can be useful for a number of reasons, including buying and selling property. Assessors may provide online access to their San Mateo County GIS data on their websites.

San Mateo County Assessor-County Clerk-Recorder Redwood CA 555 County Center 94063 650-363-4500


A Building Department creates and enforces building codes and zoning regulations in order to ensure the construction of safe buildings in San Mateo County, California. As part of that job, Building Departments maintain GIS data that can include San Mateo County GIS maps on the topography, elevation, soil composition, and flood zones for the local area. This information can be important for adhering to building codes and meeting zoning rules. These GIS maps may also show San Mateo County parcels, lots, subdivisions, and tracts of land, as well as sewers, public utilities, and other building hazards. GIS data may be available on the Building Department website.

Atherton Building Department Atherton CA 91 Ashfield Road 94027 650-752-0560

Belmont Permits Belmont CA 1 Twin Pines Lane 94002 650-595-7416

Burlingame Zoning Burlingame CA 501 Primrose Road 94010 650-558-7250

Colma Building Department, Planning, Zoning and Permits Colma CA 1188 El Camino Real 94014 650-757-8888

Daly City Zoning Daly CA 333 90th Street 94015 650-991-8033

East Palo Alto Building Department East Palo Alto CA 1960 Tate Street 94303 650-853-3189

Half Moon Bay Planning Department Half Moon Bay CA 501 Main Street 94019 650-726-8250

Hillsborough Town Building Department and Planning Hillsborough CA 1600 Floribunda Avenue 94010 650-375-7411

Menlo Park Building Department Menlo Park CA 701 Laurel Street 94025 650-330-6704

Menlo Park Zoning Menlo Park CA 701 Laurel Street 94025 650-330-6702

Menlo Permits Menlo Park CA 801 Laurel Street 94025 650-858-3383

Millbrae Zoning Millbrae CA 621 Magnolia Avenue 94030 650-259-2341

Pacifica Planning Department Pacifica CA 1800 Francisco Boulevard 94044 650-738-7341

S San Francisco Building Department South San Francisco CA 315 Maple Avenue 94080 650-829-6670

San Bruno Zoning San Bruno CA 567 El Camino Real 94066 650-616-7074

San Carlos Building Department San Carlos CA 600 Elm Street 94070 650-802-4261

San Carlos Zoning San Carlos CA 600 Elm Street 94070 650-802-4263

San Mateo County Planning Department San Mateo CA 225 37th Avenue 94403 650-573-2398

San Mateo Planning Department Redwood CA # 2, 455 County Ctr 94063 650-363-4161

San Mateo Planning Department San Mateo CA 330 West 20th Avenue 94403 650-522-7359

San Mateo Zoning San Mateo CA 330 W 20th Ave 94403 650-522-7212


A Town or City Hall provides municipal services for their town or city, including keeping vital records and maintaining documents on their jurisdiction such as maps with GIS data in San Mateo County, California. These GIS maps typically include property boundaries, real estate appraisal values, San Mateo County property tax assessments, public property, and unclaimed parcels. The maps may also show place names, San Mateo County zoning boundaries, bodies of water, and flood zones, as well as population and demographic information. Some Town and City Halls also maintain historical maps of their area. These maps are often available on the Town or City Hall website.

Atherton City Hall Atherton CA 91 Ashfield Road 94027 650-752-0500

Belmont City Hall Belmont CA 1 Twin Pines Ln 94002 650-595-7413

Brisbane City Hall Brisbane CA 50 Park Place 94005 415-508-2100

Burlingame City Hall Burlingame CA 501 Primrose Road 94010 650-558-7200

Colma Town Hall Colma CA 1198 El Camino Real 94014 650-997-8300

Daly City City Hall Daly CA 333 90th Street 94015 650-991-8000

Half Moon Bay City Hall Half Moon Bay CA 501 Main Street 94019 650-726-8270

Hillsborough Town Hall Hillsborough CA 1600 Floribunda Avenue 94010 650-375-7400

Menlo Park City Hall Menlo Park CA 701 Laurel Street 94025 650-330-6610

Millbrae City Hall Millbrae CA 621 Magnolia Avenue 94030 650-259-2334

Portola Valley Town Hall Portola Valley CA 765 Portola Road 94028 650-851-1700

Redwood City City Hall Redwood CA 1017 Middlefield Rd 94063 650-780-7000

San Bruno City Hall San Bruno CA 567 El Camino Real 94066 650-616-7058

San Carlos City Hall San Carlos CA 600 Elm Street 94070 650-802-4100

San Mateo City Hall San Mateo CA 330 West 20th Avenue 94403 650-522-7999

South San Francisco City Hall South San Francisco CA 400 Grand Avenue 94080 650-877-8500

Woodside Town Hall Woodside CA 2955 Woodside Road 94062 650-851-6790


A Clerk Office maintains public records for a county or local government, including GIS data in the form of maps. These GIS maps provide detailed information such as property boundaries, roads, public property, parks, and in some cases, population and demographic information. GIS data can also show San Mateo County property value assessments, property taxes, flood zones, zoning boundaries, and earthquake zones, as well as place names, bodies of water, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations. San Mateo County GIS data is often accessible through the Clerk Office website.

Belmont City Clerk Belmont CA 1 Twin Pines Lane 94002 650-595-7413

Daly City Clerk Daly CA 333 90th Street 94015 650-991-8078

Millbrae City Clerk Millbrae CA 621 Magnolia Avenue 94030 650-259-2332

Redwood City Clerk Redwood CA 1017 Middlefield Road 94063 650-780-7220

San Mateo City Clerk San Mateo CA 330 West 20th Avenue 94403 650-522-7040

San Mateo County Clerk Redwood CA 555 County Center 94063 650-363-4500


A Recorder of Deeds keeps real estate documents to ensure the accuracy of property and land records in San Mateo County, California. In addition to filing deeds that provide information on property sales and transfers, Recorders of Deeds also have detailed county and local maps, including San Mateo County GIS data. These maps can include property lines, building information, unclaimed parcels, property value assessments, and property tax information. They may also show San Mateo County place names, flood zones, zoning boundaries, neighborhood lines, bodies of water, and other geographic information. The Recorder of Deeds may provide access to GIS data on its website.

San Mateo County Recorder of Deeds Redwood CA 555 County Center 94063 650-363-4500